61920516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 179773440

約数和(自身を除く): 117852924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 43, 49, 62, 79, 84, 86, 93, 98, 124, 129, 147, 158, 172, 186, 196, 217, 237, 258, 294, 301, 316, 372, 434, 474, 516, 553, 588, 602, 651, 868, 903, 948, 1106, 1204, 1302, 1333, 1519, 1659, 1806, 2107, 2212, 2449, 2604, 2666, 3038, 3318, 3397, 3612, 3871, 3999, 4214, 4557, 4898, 5332, 6076, 6321, 6636, 6794, 7347, 7742, 7998, 8428, 9114, 9331, 9796, 10191, 11613, 12642, 13588, 14694, 15484, 15996, 17143, 18228, 18662, 20382, 23226, 23779, 25284, 27993, 29388, 34286, 37324, 40764, 46452, 47558, 51429, 55986, 65317, 68572, 71337, 95116, 102858, 105307, 111972, 120001, 130634, 142674, 166453, 195951, 205716, 210614, 240002, 261268, 285348, 315921, 332906, 360003, 391902, 421228, 480004, 499359, 631842, 665812, 720006, 737149, 783804, 998718, 1263684, 1440012, 1474298, 1997436, 2211447, 2948596, 4422894, 5160043, 8845788, 10320086, 15480129, 20640172, 30960258, 61920516]

約数ペア:

[(1, 61920516), (2, 30960258), (3, 20640172), (4, 15480129), (6, 10320086), (7, 8845788), (12, 5160043), (14, 4422894), (21, 2948596), (28, 2211447), (31, 1997436), (42, 1474298), (43, 1440012), (49, 1263684), (62, 998718), (79, 783804), (84, 737149), (86, 720006), (93, 665812), (98, 631842), (124, 499359), (129, 480004), (147, 421228), (158, 391902), (172, 360003), (186, 332906), (196, 315921), (217, 285348), (237, 261268), (258, 240002), (294, 210614), (301, 205716), (316, 195951), (372, 166453), (434, 142674), (474, 130634), (516, 120001), (553, 111972), (588, 105307), (602, 102858), (651, 95116), (868, 71337), (903, 68572), (948, 65317), (1106, 55986), (1204, 51429), (1302, 47558), (1333, 46452), (1519, 40764), (1659, 37324), (1806, 34286), (2107, 29388), (2212, 27993), (2449, 25284), (2604, 23779), (2666, 23226), (3038, 20382), (3318, 18662), (3397, 18228), (3612, 17143), (3871, 15996), (3999, 15484), (4214, 14694), (4557, 13588), (4898, 12642), (5332, 11613), (6076, 10191), (6321, 9796), (6636, 9331), (6794, 9114), (7347, 8428), (7742, 7998)]